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Diffstat (limited to 'board/samsung/trats/trats.c')
-rw-r--r--board/samsung/trats/trats.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c
index 08ca63d..a8b2b11 100644
--- a/board/samsung/trats/trats.c
+++ b/board/samsung/trats/trats.c
@@ -220,6 +220,7 @@ int board_mmc_init(bd_t *bis)
static int s5pc210_phy_control(int on)
{
int ret = 0;
+ u32 val = 0;
struct pmic *p = get_pmic();
if (pmic_probe(p))
@@ -228,11 +229,17 @@ static int s5pc210_phy_control(int on)
if (on) {
ret |= pmic_set_output(p, MAX8997_REG_SAFEOUTCTRL,
ENSAFEOUT1, LDO_ON);
- ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, EN_LDO);
- ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, EN_LDO);
+ ret |= pmic_reg_read(p, MAX8997_REG_LDO3CTRL, &val);
+ ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, EN_LDO | val);
+
+ ret |= pmic_reg_read(p, MAX8997_REG_LDO8CTRL, &val);
+ ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, EN_LDO | val);
} else {
- ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, DIS_LDO);
- ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, DIS_LDO);
+ ret |= pmic_reg_read(p, MAX8997_REG_LDO8CTRL, &val);
+ ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, DIS_LDO | val);
+
+ ret |= pmic_reg_read(p, MAX8997_REG_LDO3CTRL, &val);
+ ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, DIS_LDO | val);
ret |= pmic_set_output(p, MAX8997_REG_SAFEOUTCTRL,
ENSAFEOUT1, LDO_OFF);
}